CN103444207B - 振荡器和电子设备 - Google Patents

振荡器和电子设备 Download PDF

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Publication number
CN103444207B
CN103444207B CN201280015185.2A CN201280015185A CN103444207B CN 103444207 B CN103444207 B CN 103444207B CN 201280015185 A CN201280015185 A CN 201280015185A CN 103444207 B CN103444207 B CN 103444207B
Authority
CN
China
Prior art keywords
vibrating mass
piezoelectric vibrator
electrode
oscillator
piezoelectrics
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201280015185.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN103444207A (zh
Inventor
大西康晴
黑田淳
菰田元喜
岸波雄郎
岸波雄一郎
佐藤重夫
村田行雄
川岛信弘
内川达也
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of CN103444207A publication Critical patent/CN103444207A/zh
Application granted granted Critical
Publication of CN103444207B publication Critical patent/CN103444207B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B28/00—Generation of oscillations by methods not covered by groups H03B5/00 - H03B27/00, including modification of the waveform to produce sinusoidal oscillations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/03—Parametric transducers where sound is generated or captured by the acoustic demodulation of amplitude modulated ultrasonic waves
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
CN201280015185.2A 2011-03-31 2012-03-08 振荡器和电子设备 Expired - Fee Related CN103444207B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011-081025 2011-03-31
JP2011081025 2011-03-31
PCT/JP2012/001603 WO2012132261A1 (ja) 2011-03-31 2012-03-08 発振装置、および電子機器

Publications (2)

Publication Number Publication Date
CN103444207A CN103444207A (zh) 2013-12-11
CN103444207B true CN103444207B (zh) 2016-08-31

Family

ID=46930056

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280015185.2A Expired - Fee Related CN103444207B (zh) 2011-03-31 2012-03-08 振荡器和电子设备

Country Status (5)

Country Link
US (1) US9252711B2 (de)
EP (2) EP2908554B1 (de)
JP (1) JP6024655B2 (de)
CN (1) CN103444207B (de)
WO (1) WO2012132261A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9996199B2 (en) * 2012-07-10 2018-06-12 Electronics And Telecommunications Research Institute Film haptic system having multiple operation points
US10915881B2 (en) 2017-01-27 2021-02-09 American Express Travel Related Services Company, Inc. Transaction account charge splitting
JP2019176350A (ja) * 2018-03-28 2019-10-10 株式会社Ｓｏｋｅｎ パラメトリックスピーカ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004349817A (ja) * 2003-05-20 2004-12-09 Seiko Epson Corp パラメトリックスピーカ
JP2005286690A (ja) * 2004-03-30 2005-10-13 Mitsubishi Electric Engineering Co Ltd 圧電膜スピーカ及びそれを用いたパラメトリックスピーカ

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US3878477A (en) * 1974-01-08 1975-04-15 Hewlett Packard Co Acoustic surface wave oscillator force-sensing devices
US4281550A (en) * 1979-12-17 1981-08-04 North American Philips Corporation Curved array of sequenced ultrasound transducers
US4550606A (en) 1982-09-28 1985-11-05 Cornell Research Foundation, Inc. Ultrasonic transducer array with controlled excitation pattern
JPH0660896B2 (ja) * 1984-11-02 1994-08-10 株式会社日立製作所 超音波探触子
JPS6210594U (de) 1985-07-04 1987-01-22
JPS62148000U (de) 1986-03-12 1987-09-18
US4870867A (en) 1988-12-27 1989-10-03 North American Philips Corp. Crossed linear arrays for ultrasonic medical imaging
JP2935551B2 (ja) * 1990-08-30 1999-08-16 日本電波工業株式会社 超音波探触子
JPH0541899A (ja) 1991-08-05 1993-02-19 Fujitsu Ltd 超音波探触子
JPH0575372A (ja) 1991-09-10 1993-03-26 Murata Mfg Co Ltd 圧電共振子及びその製造方法
JP2725140B2 (ja) 1993-12-03 1998-03-09 セイコーインスツルメンツ株式会社 圧電アクチュエータ及びその製造方法
JPH0984193A (ja) 1995-09-07 1997-03-28 Denso Corp 複合圧電材の製造方法
JP3967140B2 (ja) * 2001-09-18 2007-08-29 大成プラス株式会社 携帯通信装置
US7412764B2 (en) * 2002-03-06 2008-08-19 Piedek Technical Laboratory Method for manufacturing quartz crystal unit and electronic apparatus having quartz crystal unit
AU2003304673A1 (en) 2003-11-27 2005-06-17 Seung-Hwan Yi Piezoelectric microspeaker with corrugated diaphragm
WO2005094121A1 (ja) 2004-03-25 2005-10-06 Nec Corporation 圧電音響素子、音響装置及び携帯端末装置
US7227295B2 (en) * 2005-02-04 2007-06-05 Asm Assembly Automation Ltd. Piezoelectric device with amplifying mechanism
JP2006332616A (ja) 2005-04-28 2006-12-07 Brother Ind Ltd 圧電アクチュエータの製造方法
CN101262959A (zh) * 2005-08-31 2008-09-10 日本电气株式会社 压电致动器、声学部件、以及电子装置
US7564316B2 (en) * 2005-12-23 2009-07-21 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Variable-frequency oscillator incorporating thin-film bulk acoustic resonators
JP4860351B2 (ja) 2006-05-22 2012-01-25 富士フイルム株式会社 曲面貼着方法および超音波プローブ
JP4171038B2 (ja) * 2006-10-31 2008-10-22 株式会社東芝 超音波プローブおよび超音波診断装置
JP4869391B2 (ja) 2009-10-02 2012-02-08 シャープ株式会社 電子写真感光体及びそれを備えた画像形成装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004349817A (ja) * 2003-05-20 2004-12-09 Seiko Epson Corp パラメトリックスピーカ
JP2005286690A (ja) * 2004-03-30 2005-10-13 Mitsubishi Electric Engineering Co Ltd 圧電膜スピーカ及びそれを用いたパラメトリックスピーカ

Also Published As

Publication number Publication date
US9252711B2 (en) 2016-02-02
EP2908554B1 (de) 2017-09-06
JP6024655B2 (ja) 2016-11-16
EP2693771A1 (de) 2014-02-05
JPWO2012132261A1 (ja) 2014-07-24
EP2908554A1 (de) 2015-08-19
EP2693771B1 (de) 2016-02-03
WO2012132261A1 (ja) 2012-10-04
EP2693771A4 (de) 2014-09-24
CN103444207A (zh) 2013-12-11
US20140015617A1 (en) 2014-01-16

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Owner name: NEC CORP.

Free format text: FORMER OWNER: NEC MOBILE COMMUNICATION, LTD.

Effective date: 20150701

C41 Transfer of patent application or patent right or utility model
C53 Correction of patent of invention or patent application
CB02 Change of applicant information

Address after: Kanagawa, Japan

Applicant after: NEC Mobile Communications Ltd.

Address before: Kanagawa, Japan

Applicant before: NEC CASIO Mobile Communications, Ltd.

COR Change of bibliographic data

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Free format text: CORRECT: APPLICANT; FROM: NEC CASIO MOBILE COMMUNICATIONS, LTD. TO: NEC MOBILE COMMUNICATION, LTD.

TA01 Transfer of patent application right

Effective date of registration: 20150701

Address after: Tokyo, Japan

Applicant after: NEC Corp.

Address before: Kanagawa, Japan

Applicant before: NEC Mobile Communications Ltd.

C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160831

Termination date: 20200308